Mount Lucas Management’s Seagate STX Stock Holding History

Mount Lucas Management’s Portfolio STX Stock Details STX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.07M	Sell	1,104 -1	-0.1%	-$763	0.38%	82
2026 Q1	$433K	Buy	+1,105	New	+$422K	0.16%	142
2020 Q4	–	Sell	-141,697	Closed	-$6.98M	–	132
2020 Q3	$6.98M	Sell	141,697 -8,600	-6%	-$404K	1.46%	13
2020 Q2	$7.28M	Sell	150,297 -3,362	-2%	-$169K	1.44%	10
2020 Q1	$7.5M	Buy	153,659 +40,062	+35%	+$2.14M	1.54%	8
2019 Q4	$6.76M	Sell	113,597 -35,470	-24%	-$2.04M	1.35%	23
2019 Q3	$8.02M	Buy	+149,067	New	+$7.31M	1.44%	27
2014 Q1	–	Sell	-368,219	Closed	-$20.7M	–	109
2013 Q4	$20.7M	Sell	368,219 -9,371	-2%	-$463K	4.52%	4
2013 Q3	$16.5M	Sell	377,590 -327,012	-46%	-$13.7M	3.63%	4
2013 Q2	$31.6M	Buy	+704,602	New	+$28.4M	7.18%	2

Other funds holding STX

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

WCM Investment Management Laguna Beach, California $55.2B AUM 57.07% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Mount Lucas Management's STX Position: Q2 2026 in Review

Mount Lucas Management reduced its Seagate (STX) stake by 0.09% in Q2 2026, selling an estimated $763 and leaving 1,104 shares worth $1.07M. The position accounts for 0.38% of the portfolio, ranked #82.

Mount Lucas Management first reported a position in STX in Q2 2013 and has held it in 10 quarters since. The position peaked at $31.6M in Q2 2013. 1,961 funds tracked by Wall St. Rank hold STX as of Q2 2026.

Mount Lucas Management held 1,104 shares of Seagate worth $1.07M as of Q2 2026.
Mount Lucas Management sold 1 Seagate share in Q2 2026, an estimated $763.
Seagate made up 0.38% of Mount Lucas Management's portfolio in Q2 2026, its #82 holding.
Mount Lucas Management first reported a position in Seagate in Q2 2013 and has held it in 10 quarters since.
Mount Lucas Management's Seagate position peaked at $31.6M in Q2 2013.
1,961 funds tracked by Wall St. Rank held Seagate as of Q2 2026.

Based on Mount Lucas Management's 13F filing for Q2 2026, filed 10 Aug 2026.